- All sections
- C - Chemistry; metallurgy
- C23C - Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 18/24 - Roughening, e.g. by etching using acid aqueous solutions
Patent holdings for IPC class C23C 18/24
Total number of patents in this class: 136
10-year publication summary
15
|
8
|
14
|
7
|
23
|
13
|
11
|
17
|
7
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Atotech Deutschland GmbH & Co. KG | 354 |
16 |
Atotech Deutschland GmbH | 586 |
13 |
Kurita Water Industries Ltd. | 1110 |
12 |
Okuno Chemical Industries Co., Ltd. | 95 |
9 |
E. I. du Pont de Nemours and Company | 4345 |
3 |
Rohm and Haas Electronic Materials LLC | 637 |
3 |
State Research Institute Center for Physical Sciences and Technology | 5 |
3 |
UAB Rekin International | 3 |
3 |
Avanzare Innovación Tecnológica,; S.L. | 12 |
3 |
Hso Herbert Schmidt GmbH & Co. KG | 3 |
3 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
2 |
Coventya S.p.A. | 14 |
2 |
Ebara-Udylite Co., Ltd. | 21 |
2 |
Jcu Corporation | 87 |
2 |
MacDermid Enthone Inc. | 237 |
2 |
Modumetal, Inc. | 72 |
2 |
SRG Global Inc. | 35 |
2 |
MacDermid Enthone GmbH | 5 |
2 |
Mark Hyman | 2 |
2 |
Vmti Fiziniu IR Technologijos Mokslu Centras | 2 |
2 |
Other owners | 48 |